Base | Representation |
---|---|
bin | 110111111110001111… |
… | …1011000001111111100 |
3 | 102111020221212212221011 |
4 | 1233330133120033330 |
5 | 3432132222414322 |
6 | 131115203245004 |
7 | 11453446565260 |
oct | 1577437301774 |
9 | 374227785834 |
10 | 120200201212 |
11 | 46a81975273 |
12 | 1b366979764 |
13 | b447812120 |
14 | 5b63b7c0a0 |
15 | 31d784e677 |
hex | 1bfc7d83fc |
120200201212 has 24 divisors (see below), whose sum is σ = 258892741856. Its totient is φ = 47551727808.
The previous prime is 120200201203. The next prime is 120200201267. The reversal of 120200201212 is 212102002021.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a junction number, because it is equal to n+sod(n) for n = 120200201192 and 120200201201.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165109803 + ... + 165110530.
Almost surely, 2120200201212 is an apocalyptic number.
It is an amenable number.
120200201212 is an abundant number, since it is smaller than the sum of its proper divisors (138692540644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120200201212 is a wasteful number, since it uses less digits than its factorization.
120200201212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 330220357 (or 330220355 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 120200201212 its reverse (212102002021), we get a palindrome (332302203233).
The spelling of 120200201212 in words is "one hundred twenty billion, two hundred million, two hundred one thousand, two hundred twelve".
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